svn commit: r330747 - head/sys/dev/usb/wlan

Andriy Voskoboinyk avos at FreeBSD.org
Sat Mar 10 22:52:39 UTC 2018


Author: avos
Date: Sat Mar 10 22:52:39 2018
New Revision: 330747
URL: https://svnweb.freebsd.org/changeset/base/330747

Log:
  run(4): drop few unused variables.
  
  Found by: Clang static analyzer

Modified:
  head/sys/dev/usb/wlan/if_run.c

Modified: head/sys/dev/usb/wlan/if_run.c
==============================================================================
--- head/sys/dev/usb/wlan/if_run.c	Sat Mar 10 22:47:26 2018	(r330746)
+++ head/sys/dev/usb/wlan/if_run.c	Sat Mar 10 22:52:39 2018	(r330747)
@@ -3483,7 +3483,6 @@ run_tx_mgt(struct run_softc *sc, struct mbuf *m, struc
 	struct rt2860_txwi *txwi;
 	uint16_t dur;
 	uint8_t ridx = rn->mgt_ridx;
-	uint8_t type;
 	uint8_t xflags = 0;
 	uint8_t wflags = 0;
 
@@ -3491,8 +3490,6 @@ run_tx_mgt(struct run_softc *sc, struct mbuf *m, struc
 
 	wh = mtod(m, struct ieee80211_frame *);
 
-	type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
-
 	/* tell hardware to add timestamp for probe responses */
 	if ((wh->i_fc[0] &
 	    (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) ==
@@ -3609,11 +3606,9 @@ run_tx_param(struct run_softc *sc, struct mbuf *m, str
     const struct ieee80211_bpf_params *params)
 {
 	struct ieee80211com *ic = ni->ni_ic;
-	struct ieee80211_frame *wh;
 	struct run_tx_data *data;
 	struct rt2870_txd *txd;
 	struct rt2860_txwi *txwi;
-	uint8_t type;
 	uint8_t ridx;
 	uint8_t rate;
 	uint8_t opflags = 0;
@@ -3623,9 +3618,6 @@ run_tx_param(struct run_softc *sc, struct mbuf *m, str
 	RUN_LOCK_ASSERT(sc, MA_OWNED);
 
 	KASSERT(params != NULL, ("no raw xmit params"));
-
-	wh = mtod(m, struct ieee80211_frame *);
-	type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
 
 	rate = params->ibp_rate0;
 	if (!ieee80211_isratevalid(ic->ic_rt, rate)) {


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